Rosemead
Yes. Tap water in Rosemead is low risk across 6 water systems. Meets federal drinking water standards.
6 official water systems are listed for this town. Each keeps its own rating.
Is it safe?
Cal American Water Co
Low risk
Meets federal drinking water standards
No health-based violations began in the last 3 years, and none are unresolved.
Serves about 66,809 people.
Source water: surface water.
Is it safe?
Cal-am Water Company - Duarte
Low risk
Meets federal drinking water standards
No health-based violations began in the last 3 years, and none are unresolved.
Serves about 24,767 people.
Source water: groundwater.
Is it safe?
Cal-am Water Company - East Pasadena
Low risk
Meets federal drinking water standards
No health-based violations began in the last 3 years, and none are unresolved.
Serves about 9,963 people.
Source water: groundwater.
Is it safe?
Cal/am Water Company - Baldwin Hills
Low risk
Meets federal drinking water standards
No health-based violations began in the last 3 years, and none are unresolved.
Serves about 20,724 people.
Source water: surface water.
Is it safe?
Cal/am Water Company - San Marino
Low risk
Meets federal drinking water standards
No health-based violations began in the last 3 years, and none are unresolved.
Serves about 48,065 people.
Source water: surface water.
Is it safe?
San Gabriel County WD
Low risk
Meets federal drinking water standards
No health-based violations began in the last 3 years, and none are unresolved.
Serves about 40,154 people.
Source water: groundwater.
Source
US EPA Safe Drinking Water Information System.
Period covered: October 2023 to September 2026.
Covers community water systems serving 3,300 people or more. The rating uses health-based violations of federal drinking-water standards in the last three years, and whether those violations have been fixed. Each system is placed at a town it serves, so positions are approximate.
Common questions
Can I drink the tap water in Rosemead, California?
Yes. Tap water in Rosemead is low risk across 6 water systems. Meets federal drinking water standards.
Where do these ratings come from?
US EPA Safe Drinking Water Information System. Period covered: October 2023 to September 2026.